Merge branch 'restart' into 'main'

android/assets/Water.png

core/src/body/Joyau.java

core/src/com/mygdx/game/PlatVenture.java

core/src/entities/B2DSprite.java

core/src/entities/Gem.java

core/src/etat/Play.java

core/src/etat/WaitingScreen.java

core/src/handlers/Animation.java

core/src/handlers/GameStateManager.java